"""IMP-#91 u14 — unit tests for the status-board marker updater.

Exercises ``parse_outcomes`` (nodeid → axis/mdx outcome mapping) and
``update_board_text`` (idempotent marker rewrite). u15 will wire the CLI
into the GitHub Actions workflow; these tests guard the contract.
"""
from __future__ import annotations

import sys
from pathlib import Path

REPO_ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(REPO_ROOT / "scripts"))

import update_status_board as usb  # noqa: E402


SAMPLE_REPORT = {
    "tests": [
        {
            "nodeid": "tests/integration/test_multi_mdx_regression.py::test_normalize_snapshot_matches[01]",
            "outcome": "passed",
        },
        {
            "nodeid": "tests/integration/test_multi_mdx_regression.py::test_v4_ranking_snapshot_matches[02]",
            "outcome": "passed",
        },
        {
            "nodeid": "tests/integration/test_multi_mdx_regression.py::test_layout_snapshot_matches[03]",
            "outcome": "failed",
        },
        {
            "nodeid": "tests/integration/test_multi_mdx_regression.py::test_pipeline_run_produces_step20_status[02]",
            "outcome": "passed",
        },
    ]
}


def test_parse_outcomes_maps_known_axes_only() -> None:
    outcomes = usb.parse_outcomes(SAMPLE_REPORT)
    assert outcomes == {
        ("F0", "01"): "PASS",
        ("F1", "02"): "PASS",
        ("F4", "03"): "FAIL",
    }


def test_update_board_text_rewrites_markers() -> None:
    board = "F0/01: <!-- IMP-91:F0:01 -->?<!-- /IMP-91 --> F1/02: <!-- IMP-91:F1:02 -->old<!-- /IMP-91 -->"
    outcomes = {("F0", "01"): "PASS"}
    result = usb.update_board_text(board, outcomes)
    assert "<!-- IMP-91:F0:01 -->PASS<!-- /IMP-91 -->" in result
    assert "<!-- IMP-91:F1:02 -->?<!-- /IMP-91 -->" in result


def test_update_board_text_is_idempotent() -> None:
    board = "<!-- IMP-91:F2:05 -->old<!-- /IMP-91 -->"
    outcomes = {("F2", "05"): "PASS"}
    once = usb.update_board_text(board, outcomes)
    twice = usb.update_board_text(once, outcomes)
    assert once == twice == "<!-- IMP-91:F2:05 -->PASS<!-- /IMP-91 -->"